<link href="__JS__/jstree/docs/assets/dist/themes/default/style.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript"  src="__JS__/jstree/dist/jstree.min.js"></script>

<style type="text/css">
    body{
        margin:0px;
        padding:0px;
    }
</style>


<div class="contentLeft" id="jstree_div">
    {:W('ContentLeft',$category)}
</div>

<script type="text/javascript">
    $(function(){
        $('#jstree_div').jstree();
        function open(){
            alert('fu');
        }
    });
</script>